CN202738242U - Inductive ballast and lamp - Google Patents
Inductive ballast and lamp Download PDFInfo
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- CN202738242U CN202738242U CN 201220394344 CN201220394344U CN202738242U CN 202738242 U CN202738242 U CN 202738242U CN 201220394344 CN201220394344 CN 201220394344 CN 201220394344 U CN201220394344 U CN 201220394344U CN 202738242 U CN202738242 U CN 202738242U
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Abstract
The embodiment of the utility model discloses an inductive ballast, which comprises a controller; a voltage acquisition module, a power line carrier module and a driving module which are connected with the controller; a first relay; a second relay; a third relay; and a second inductor, a first inductor and a third inductor which are connected in series. The controller generates a control command according to voltage signals, power line carrier signals and time information, and the driving module controls the actions of the relays in response to the control command of the controller and connects the inductors into or disconnects the inductors from a circuit so as to adjust the working current of a gas discharge lamp. The inductive ballast disclosed by the utility model is internally provided with a plurality of inductors, and the working current of the gas discharge lamp can be reduced by connecting different inductors to the circuit when the voltage of a power grid rises or according to the requirements of a time table, thus delaying the aging of the lamp and prolonging the service life of the lamp. Moreover, active power consumed by the lamp can be decreased, the purpose of energy consumption reduction can be achieved, and timed start-up and shut-down of the lamp can be realized.
Description
Technical field
The utility model relates to the gaseous discharge lamp technical field, relates in particular to a kind of inductance type ballast and light fixture.
Background technology
The electric energy that at present China's illumination consumes accounts for 10% ~ 20% of generating total amount, and wherein the street lighting energy consumption accounts for more than 30%, and the annual electricity charge of national street lighting consume and surpass 1,000 hundred million yuan, and with every year with the speed increase more than 10%.In order to reduce energy consumption, adopt now gaseous discharge lamps in the urban lighting system more, gaseous discharge lamp (such as sodium vapor lamp, Metal halogen lamp) is luminous by the commingle discharging of gas, metallic vapour or several gas and metallic vapour, its have advantages of light efficiency high, luminous soft, the life-span is long.In use gaseous discharge lamp and ballast must be series at ability steady operation in the electrical network, if separately gaseous discharge lamp is accessed in the electrical network, bulb or circuit element will be damaged by overcurrent.The core of inductance type ballast is to utilize inductance to produce induction reactance in alternating current, so that electric current can not suddenly change in the inductance coil, has the principle of stabling current effect in circuit, provides stable operating current to gaseous discharge lamp.
In city illumination, there is variation in the load of urban distribution network in the different time periods, and for example in the second half of the night, network load only is 20% ~ 40% of electrical network maximum load, and this causes line voltage after midnight to raise, and runs between 240V ~ 260V.
At present, because inductance type ballast inside only arranges an inductance, can only produce a kind of inductance value, this metering function that causes inductance type ballast is conditional, when the voltage of electrical network significantly rises, inductance type ballast can not be with current reduction to allowed band, directly cause the actual power of gaseous discharge lamp to surpass rated power, the power of the light fixture actual consumption that moves under 240V ~ 260V voltage is 1.2 ~ 1.4 times of rated value, caused larger energy consumption, and larger operating current also can cause light fixture aging, reduces its useful life.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of inductance type ballast, its inside is provided with a plurality of inductance, when raising, line voltage can avoid the actual power of gaseous discharge lamp to surpass rated power, requirement that can also be as per the schedule is downrating significantly, reduce the energy loss of gaseous discharge lamp, wearing out of mitigation of gases discharge lamp prolongs its useful life.
For achieving the above object, the utility model provides following technical scheme:
A kind of inductance type ballast comprises:
Controller;
Gather the voltage signal of electrical network and described voltage signal is transferred to the voltage acquisition module of described controller, the input of described voltage acquisition module is connected with electrical network, signal output part is connected with described controller;
Receive the power carrier signal of Centralized Controller transmission, described power carrier signal carried out transferring to after the demodulation power carrier module of described controller, the input of described power carrier module is connected with described electrical network, output is connected with described controller;
The driver module that input is connected with described controller;
The first relay that coil is connected with the output of described driver module respectively, the second relay and the 3rd relay;
The second inductance, the first inductance and the 3rd inductance of connecting successively;
The first fixed contact of described the first relay and described the second inductance be connected the common port of inductance and be connected, its second fixed contact is connected with the other end of described the second inductance, its moving contact is connected with the output of described voltage acquisition module by the auxiliary contact of described the 3rd relay, the first fixed contact of described the second relay is connected with the common port of described the first inductance and the 3rd inductance, its second fixed contact is connected with the other end of described the 3rd relay, and its moving contact is connected to an end of gaseous discharge lamp; Perhaps, the first fixed contact of described the first relay and described the second inductance be connected the common port of inductance and be connected, its second fixed contact is connected with the other end of described the second inductance, its moving contact is connected with the output of described voltage acquisition module, the first fixed contact of described the second relay is connected with the common port of described the first inductance and the 3rd inductance, its second fixed contact is connected with the other end of described the 3rd relay, and its moving contact is connected to an end of gaseous discharge lamp by the auxiliary contact of described the 3rd relay;
Described controller generates control command and is sent to described driver module according to power carrier signal and the temporal information of the voltage signal of connected voltage acquisition module transmission, the transmission of connected power carrier module.
Preferably, in above-mentioned inductance type ballast, further be included as the power module of described controller power supply, the input of described power module is connected with zero line with the live wire of described electrical network respectively, output is connected with described controller.
Preferably, in above-mentioned inductance type ballast, described controller is single-chip microcomputer.
The invention also discloses a kind of light fixture, comprise gaseous discharge lamp and above-mentioned any inductance type ballast of series connection.
This shows, the beneficial effects of the utility model are: be provided with a plurality of inductance in the disclosed inductance type ballast of the utility model, when the voltage of electrical network raises or the requirement of the timetable that comprises in according to power carrier signal, reduce the operating current of gaseous discharge lamp by accessing different inductance, can delay the aging of gaseous discharge lamp, prolong its useful life, and reducing along with the gaseous discharge lamp operating current, the active power of light fixture consumption also decreases, reach the purpose that reduces energy consumption, simultaneously can also be switched on or switched off power supply circuits according to temporal information, the time opening of realizing light fixture with close down.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment, the below will do simple introduction to the accompanying drawing of required use among the embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed a kind of inductance type ballast of the utility model;
Fig. 2 is the structural representation of the disclosed another kind of inductance type ballast of the utility model;
Fig. 3 is the structural representation of the disclosed another kind of inductance type ballast of the utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making under the creative work prerequisite, and the every other embodiment that obtains belongs to the utility model protection range.
The utility model discloses a kind of inductance type ballast, its inside arranges a plurality of inductance, can be when line voltage raises or requirement as per the schedule, reduce the operating current of gaseous discharge lamp by accessing different inductance, thereby delay the aging of gaseous discharge lamp, prolong its useful life, and can reduce the active power of gaseous discharge lamp, reduce the light fixture energy loss, can also be switched on or switched off power supply circuits according to temporal information simultaneously, the time opening of realizing light fixture with close down.
Referring to Fig. 1, Fig. 1 is the structural representation of the disclosed a kind of inductance type ballast of the utility model.Comprise: controller 1, voltage acquisition module 2, driver module 3, power carrier module 4, the first relay K A1, the second relay K A2, the 3rd relay K A3, the first inductance L 1, the second inductance L 2 and the 3rd inductance L 3.
Wherein, the input of voltage acquisition module 2 is connected with electrical network, signal output part is connected with controller 1, and the voltage signal in 2 pairs of electrical networks of voltage acquisition module gathers, and the voltage signal that collects is transferred in the controller 1; The input of power carrier module 4 is connected with electrical network, output is connected with controller 1, power carrier module 4 receives the power carrier signal of the Centralized Controller (not shown) transmission of street lamp illumination system, and power carrier signal is carried out transferring in the controller 1 after the demodulation; Controller 1 generates control command according to the voltage signal that receives, power carrier signal and temporal information, and control command is transferred in the driver module 3; The input of driver module 3 is connected with controller 1, its output is connected with the coil of the first relay K A1, the coil of the second relay K A2 and the coil of the 3rd relay K A3 respectively, driver module 3 receives the control command of controllers 1 transmission, and according to the control command that receives control the coil of the first relay K A1, coil and the 3rd relay K A3 of the second relay K A2 gets electric or dead electricity; The second inductance L 2, the first inductance L 1 and the 3rd inductance L 3 are connected successively; The first fixed contact of the first relay K A1 and the second inductance L 2 be connected the common port of inductance L 1 and be connected, its second fixed contact is connected with the other end of the second inductance L 2, its moving contact is connected with the output of voltage acquisition module 2 by the auxiliary contact of the 3rd relay K A3, the first fixed contact of the second relay K A2 is connected with the common port of the first inductance L 1 and the 3rd inductance L 3, its second fixed contact is connected with the other end of the 3rd relay L3, its moving contact is connected to the end of gaseous discharge lamp L, the other end of this gaseous discharge lamp L is connected with electrical network, is parallel with trigger 10 at the two ends of gaseous discharge lamp L.
Need to prove, figure 1 illustrates the electricity consumption loop that trigger 10 and gaseous discharge lamp L consist of, this only is the structure for clearer explanation inductance type ballast, is not the part of inductance type ballast.
Referring to Fig. 2, Fig. 2 is the structural representation of the disclosed another kind of inductance type ballast of the utility model.Comprise: controller 1, voltage acquisition module 2, driver module 3, power carrier module 4, the first relay K A1, the second relay K A2, the 3rd relay K A3, the first inductance L 1, the second inductance L 2 and the 3rd inductance L 3.
Wherein, the input of voltage acquisition module 2 is connected with electrical network, signal output part is connected with controller 1, and the voltage signal in 2 pairs of electrical networks of voltage acquisition module gathers, and the voltage signal that collects is transferred in the controller 1; The input of power carrier module 4 is connected with electrical network, output is connected with controller 1, power carrier module 4 receives the power carrier signal of the Centralized Controller (not shown) transmission of street lamp illumination system, and power carrier signal is carried out transferring in the controller 1 after the demodulation; Controller 1 generates control command according to the voltage signal that receives, power carrier signal and temporal information, and control command is transferred in the driver module 3; The input of driver module 3 is connected with controller 1, its output is connected with the coil of the first relay K A1, the coil of the second relay K A2 and the coil of the 3rd relay K A3 respectively, driver module 3 receives the control command of controllers 1 transmission, and according to the control command that receives control the coil of the first relay K A1, coil and the 3rd relay K A3 of the second relay K A2 gets electric or dead electricity; The second inductance L 2, the first inductance L 1 and the 3rd inductance L 3 are connected successively; The first fixed contact of the first relay K A1 and the second inductance L 2 be connected the common port of inductance L 1 and be connected, its second fixed contact is connected with the other end of the second inductance L 2, its moving contact is connected with the output of voltage acquisition module 2, the first fixed contact of the second relay K A2 is connected with the common port of the first inductance L 1 and the 3rd inductance L 3, its second fixed contact is connected with the other end of the 3rd relay L3, its moving contact is connected to the end of gaseous discharge lamp L by the auxiliary contact of the 3rd relay K A3, namely, the moving contact of the second relay K A2 is connected with an end of the 3rd relay K A3 auxiliary contact, the other end of the auxiliary contact of the 3rd relay K A3 is connected with the end of gaseous discharge lamp L, the other end of gaseous discharge lamp L is connected to electrical network, is parallel with trigger 10 at the two ends of gaseous discharge lamp L.
Need to prove, figure 2 illustrates the electricity consumption loop that trigger 10 and gaseous discharge lamp L consist of, this only is the structure for clearer explanation inductance type ballast, is not the part of inductance type ballast.
The below describes the course of work of inductance type ballast illustrated in figures 1 and 2.
When time information satisfies when lighting street lamp (being gaseous discharge lamp) pre-conditioned, controller 1 is to driver module 3 sending controling instructions, and get electric by the coil of driver module 3 controls the 3rd relay K A3, the auxiliary contact of the 3rd relay K A3 are closed, power supply circuits are switched on, and street lamp is lit.When time information satisfies when closing down street lamp pre-conditioned, controller 1 is to driver module 3 sending controling instructions, and the coil losing electricity by driver module 3 controls the 3rd relay K A3, and the auxiliary contact of the 3rd relay K A3 disconnect, power supply circuits are disconnected, and street lamp is closed down.
In the first half of the night of street lamp work, the power consumption in city is larger, the load that is electrical network is larger, this causes the voltage of electrical network lower, controller 1 is to driver module 3 sending controling instructions, and get electric by the coil of driver module 3 control the first relay K A1 and the second relay K A2, this moment, the moving contact of the first relay K A1 was positioned at its first fixed contact place, the moving contact of the second relay K A2 is positioned at its first fixed contact place, since the first fixed contact of the first relay K A1 and the second inductance L 2 be connected the common port of inductance L 1 and be connected, the moving contact of the first relay K A1 is connected with the output of voltage acquisition module 2, the first fixed contact of the second relay K A2 is connected with the common port of the first inductance L 1 and the 3rd inductance L 3, the moving contact of the second relay K A2 is connected with the end of gaseous discharge lamp L, so only have in the first inductance L 1 access circuit this moment, Inductive ballast carries out current limliting to gaseous discharge lamp, and it is worked under the rated condition.
In some time period, when the gas discharge light working voltage surpasses 220V, by the voltage signal in the voltage acquisition module 2 collection electrical networks, and this voltage signal transferred in the controller 1, controller 1 compares actual voltage signal and the load voltage value that receives, if the actual voltage value that receives surpass load voltage value 5% ~ 10% the time, controller 1 is to driver module 3 sending controling instructions, and the coil losing electricity by driver module 3 control the first relay K A1, behind the coil losing electricity of the first relay K A1, its moving contact will be transformed into its second fixed contact place, and the first inductance L 1 and the second inductance L 2 are with in the while place in circuit at this moment, and inductance value total in the circuit increases, the impedance of circuit increases, so that the electric current in the circuit reduces, namely the operating current of gaseous discharge lamp reduces, and can delay the aging of gaseous discharge lamp, prolong its useful life, and along with reducing of electric current, the power of gaseous discharge lamp will reduce thereupon, reduce the energy loss of gaseous discharge lamp.
According to national regulation, in the normal illumination period, street lamp should reach the illumination of standard code, do not needing the normal illumination period (as after midnight), minimizing along with the pedestrian, can only keep the safe illumination of street lamp, safe illumination is generally half of standard illumination, needs the power of decrease gaseous discharge lamp this moment.Controller 1 storage inside is shown if having time, requirement according to timetable, controller 1 is to driver module 3 sending controling instructions after reaching certain time point, and the coil losing electricity by driver module 3 control the second relay K A2, behind the coil losing electricity of the second relay K A2, its moving contact will be transformed into its second fixed contact place, this moment the first inductance L 1, in the second inductance L 2 and the 3rd inductance L 3 while place in circuit, the impedance of circuit increases, so that the electric current in the circuit further reduces, by setting the first inductance L 1, the inductance value of the second inductance L 2 and the 3rd inductance L 3 significantly reduces the power of gaseous discharge lamp when the whole place in circuit of three.
Timetable in the controller 1 is determined by the Centralized Controller in the street lamp illumination system, in Centralized Controller, store timetable, at system initialization or when needing timetable in the change controller 1, Centralized Controller sends power carrier signal to power carrier module 4, include the schedule information that power operation falls in control controller 1 in this power carrier signal, 4 pairs of power carrier signal of power carrier module carry out transferring in the controller 1 after the demodulation, this Time Controller 1 is stored this timetable, and falls power operation according to the requirement of this timetable.Centralized Controller has been realized Long-distance Control to inductance type ballast by arranging of power carrier module 4.
In inductance type ballast illustrated in figures 1 and 2, controller 1 can be by battery or battery-powered independently, but along with electric energy in battery or the battery pack is consumed gradually, needs over time to change, and has increased the maintenance work of inductance type ballast.In order to address this problem, power module can be set further in inductance type ballast illustrated in figures 1 and 2.This power module carries out the low-voltage dc power supply that formation controller 1 can be used after rectification, filtering, the voltage stabilizing with the civil power in the electrical network, the input of this power module is connected with zero line N with the live wire L of electrical network respectively, its output is connected with controller 1, is used to controller 1 power supply.
Referring to Fig. 3, Fig. 3 is the structural representation of the disclosed another kind of inductance type ballast of the utility model.Comprise: controller 1, voltage acquisition module 2, driver module 3, power carrier module 4, the first relay K A1, the second relay K A2, the 3rd relay K A3, the first inductance L 1, the second inductance L 2, the 3rd inductance L 3 and power module 5.Only just describe with the difference part of inductance type ballast shown in Figure 1.
In Fig. 3, further be provided with power module 5, the input of power module 5 respectively with electrical network in live wire L be connected with zero line N, the output of power module 5 is connected with controller 1, after the alternating current of 220V carries out rectification, filtering and voltage stabilizing processing in 5 pairs of electrical networks of power module, the low-voltage dc power supply that formation control device 1 can be used is controller 1 power supply.Owing to for controller 1 power supply, not existing electric energy to exhaust the problem that needs are changed after power module 5 is directly processed the alternating current in the electrical network, therefore can reduce the later stage to the maintenance work of inductance type ballast.
Certainly, for inductance type ballast shown in Figure 2, power module can be set further, the annexation between this power module and electrical network and the controller 1 can referring to Fig. 3 and associated description above, not repeat them here yet.
In above-mentioned disclosed each inductance type ballast of the utility model, controller 1 can adopt DSP(Digital Signal Processing, Digital Signal Processing) microprocessor, also can adopt the MCU(single-chip microcomputer).In order to reduce the cost of inductance type ballast, in the enforcement, controller 1 is preferably single-chip microcomputer.
The utility model also discloses a kind of light fixture, and this light fixture comprises gaseous discharge lamp and the inductance type ballast of series connection, and wherein, this inductance type ballast is above-mentioned disclosed any inductance type ballast of the utility model.The disclosed light fixture of the utility model has advantages of low in energy consumption, long service life.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. an inductance type ballast is characterized in that, comprising:
Controller;
Gather the voltage signal of electrical network and described voltage signal is transferred to the voltage acquisition module of described controller, the input of described voltage acquisition module is connected with electrical network, signal output part is connected with described controller;
Receive the power carrier signal of Centralized Controller transmission, described power carrier signal carried out transferring to after the demodulation power carrier module of described controller, the input of described power carrier module is connected with described electrical network, output is connected with described controller;
The driver module that input is connected with described controller;
The first relay that coil is connected with the output of described driver module respectively, the second relay and the 3rd relay;
The second inductance, the first inductance and the 3rd inductance of connecting successively;
The first fixed contact of described the first relay and described the second inductance be connected the common port of inductance and be connected, its second fixed contact is connected with the other end of described the second inductance, its moving contact is connected with the output of described voltage acquisition module by the auxiliary contact of described the 3rd relay, the first fixed contact of described the second relay is connected with the common port of described the first inductance and the 3rd inductance, its second fixed contact is connected with the other end of described the 3rd relay, and its moving contact is connected to an end of gaseous discharge lamp; Perhaps, the first fixed contact of described the first relay and described the second inductance be connected the common port of inductance and be connected, its second fixed contact is connected with the other end of described the second inductance, its moving contact is connected with the output of described voltage acquisition module, the first fixed contact of described the second relay is connected with the common port of described the first inductance and the 3rd inductance, its second fixed contact is connected with the other end of described the 3rd relay, and its moving contact is connected to an end of gaseous discharge lamp by the auxiliary contact of described the 3rd relay;
Described controller generates control command and is sent to described driver module according to power carrier signal and the temporal information of the voltage signal of connected voltage acquisition module transmission, the transmission of connected power carrier module.
2. inductance type ballast according to claim 1 is characterized in that, further is included as the power module of described controller power supply, and the input of described power module is connected with zero line with the live wire of described electrical network respectively, output is connected with described controller.
3. inductance type ballast according to claim 1 and 2 is characterized in that, described controller is single-chip microcomputer.
4. light fixture comprises it is characterized in that gaseous discharge lamp and the inductance type ballast of series connection that described inductance type ballast is claim 1,2 or 3 described inductance type ballasts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394344 CN202738242U (en) | 2012-08-09 | 2012-08-09 | Inductive ballast and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220394344 CN202738242U (en) | 2012-08-09 | 2012-08-09 | Inductive ballast and lamp |
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| Publication Number | Publication Date |
|---|---|
| CN202738242U true CN202738242U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220394344 Expired - Fee Related CN202738242U (en) | 2012-08-09 | 2012-08-09 | Inductive ballast and lamp |
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| CN (1) | CN202738242U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684225A (en) * | 2015-03-26 | 2015-06-03 | 南京秦之邦科技有限公司 | Street lamp remote control system |
| CN106028610A (en) * | 2016-08-02 | 2016-10-12 | 秦龙 | OFDM technique-based intelligent single lamp controller for high pressure sodium lamp |
-
2012
- 2012-08-09 CN CN 201220394344 patent/CN202738242U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684225A (en) * | 2015-03-26 | 2015-06-03 | 南京秦之邦科技有限公司 | Street lamp remote control system |
| CN106028610A (en) * | 2016-08-02 | 2016-10-12 | 秦龙 | OFDM technique-based intelligent single lamp controller for high pressure sodium lamp |
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Granted publication date: 20130213 Termination date: 20150809 |
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